National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat and Heavy Rainfall into the Weekend

Hot temperatures and high humidity are forecast to continue across the mid-Mississippi Valley into this weekend. Heat Advisories remain in effect. Heavy to excessive rainfall occurring at times through the weekend could bring areas of flooding to parts of the northern Rockies, upper Midwest, central Great Lakes, and southern New England. Read More >

Current conditions at

Cape May County Airport (KWWD)

Lat: 39.02°NLon: 74.92°WElev: 23ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Sea Isle City NJ

  • Overnight

    Overnight: Partly cloudy, with a low around 69. Southeast wind around 10 mph.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76. South wind 10 to 15 mph.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 67. South wind 5 to 15 mph becoming west after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    Showers

  • Monday

    Monday: A chance of showers. Mostly cloudy, with a high near 71. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A chance of showers. Cloudy, with a low around 65. Breezy, with an east wind 15 to 20 mph. Chance of precipitation is 40%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: A chance of showers. Mostly cloudy, with a high near 69. Windy. Chance of precipitation is 40%. New precipitation amounts between a quarter and half of an inch possible.

    High: 69 °F

    Chance
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 63. Windy. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers and
    Windy

  • Wednesday

    Wednesday: A chance of showers. Mostly cloudy, with a high near 68. Windy. Chance of precipitation is 30%.

    High: 68 °F

    Chance
    Showers and
    Windy

  • Wednesday Night

    Wednesday Night: A chance of showers. Mostly cloudy, with a low around 63. Windy. Chance of precipitation is 40%.

    Low: 63 °F

    Chance
    Showers and
    Windy

Detailed Forecast

Overnight
Partly cloudy, with a low around 69. Southeast wind around 10 mph.
Sunday
Mostly sunny, with a high near 76. South wind 10 to 15 mph.
Sunday Night
A chance of showers and thunderstorms between 11pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 67. South wind 5 to 15 mph becoming west after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers. Mostly cloudy, with a high near 71. Breezy, with a northeast wind 15 to 20 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of showers. Cloudy, with a low around 65. Breezy, with an east wind 15 to 20 mph. Chance of precipitation is 40%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers. Mostly cloudy, with a high near 69. Windy. Chance of precipitation is 40%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 63. Windy. Chance of precipitation is 30%.
Wednesday
A chance of showers. Mostly cloudy, with a high near 68. Windy. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 63. Windy. Chance of precipitation is 40%.
Thursday
A chance of showers. Mostly cloudy, with a high near 67. Windy. Chance of precipitation is 40%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 60. Windy. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 67. Windy. Chance of precipitation is 40%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 59. Breezy. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 68. Breezy. Chance of precipitation is 30%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sea Isle City NJ
 39.16°N 74.67°W (Elev. 0 ft)
Last Update:
4:09 pm EDT Sep 19, 2026
Forecast Valid:
1am EDT Sep 20, 2026-6pm EDT Sep 26, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation